body{
    background: #f5f5f5;
}
/*版心容器*/
.jd_container{
    width: 100%;
    /*640 和设计稿的大小有关系 */
    /*psd图   640px大小的设计稿  750px大小的设计稿*/
    /*
        640px宽度是早期标准      标准参考设备  Iphone4  完美显示
        750px宽度是现在主流标准   标准参考设备  Iphone6  完美显示
    */
    max-width: 640px;/*基于设计稿，目的不失真*/
    /*320  保证网页内容布局*/
    min-width: 320px;
    margin: 0 auto;

}

/*顶部搜索*/
.jd_search{
    /*基准是浏览器的宽度*/
    position: fixed;
    left: 0;
    top: 0;
    width: 100%;
    z-index: 999;
}
.jd_search .jd_search_box{
    width: 100%;
    height: 40px;
    max-width: 640px;
    min-width: 320px;
    margin: 0 auto;
    background: rgba(216,80,92,0);
    position: relative;
}
.jd_search .jd_search_box a{
    position: absolute;
    top: 0;
}
.jd_search .jd_search_box .icon_logo{
    width: 60px;
    height: 36px;
    top: 4px;
    left: 5px;
    background-position: 0 -103px;
}
.jd_search .jd_search_box .login{
    width: 50px;
    height: 40px;
    text-align: center;
    line-height: 40px;
    color: #fff;
    right: 0;
}
.jd_search .jd_search_box form{
    width: 100%;
    padding-left: 70px;
    padding-right: 50px;
}
/*百分比是基于父元素的内容宽度和高度*/
.jd_search .jd_search_box form input{
    width: 100%;
    height: 30px;
    border-radius: 15px;
    margin-top: 5px;
    padding-left: 30px;
}
.jd_search .jd_search_box form .icon_search{
    width: 20px;
    height: 20px;
    position: absolute;
    left: 75px;
    top: 10px;
    background-position: -60px -109px;
}

/*轮播图*/
.jd_banner{
    width: 100%;
    position: relative;
    overflow: hidden;
}
.jd_banner ul:first-child{
    width: 1000%;
    transform: translateX(-10%);
    -webkit-transform: translateX(-10%);
}
.jd_banner ul:first-child li{
    width: 10%;
    float: left;
}
.jd_banner ul:first-child li a{
    width: 100%;
    display: block;
}
.jd_banner ul:first-child li a img{
    width: 100%;
    display: block;
}
.jd_banner ul:last-child{
    position: absolute;
    bottom: 8px;
    left: 50%;
    margin-left:-59px;
    width: 118px
}
.jd_banner ul:last-child li{
    width: 6px;
    height: 6px;
    border-radius: 3px;
    border: 1px solid #fff;
    float: left;
    margin-left: 10px;
}
.jd_banner ul:last-child li:first-child{
    margin-left: 0;
}
.jd_banner ul:last-child li.now{
    background: #fff;
}

/*导航栏*/
.jd_nav{
    width: 100%;
    background: #fff;
}
.jd_nav ul{
    width: 100%;
    padding:10px 0;
    border-bottom: 1px solid #ccc;
}
.jd_nav ul li{
    width: 25%;
    float: left;
}
.jd_nav ul li a{
    display: block;
    width: 100%;
}
.jd_nav ul li a img{
    width: 40px;
    height: 40px;
    display: block;
    margin: 0 auto;
}
.jd_nav ul li a p{
    color: #666;
    font-size: 12px;
    padding: 5px 0;
    text-align: center;
}

/*商品区域*/
.jd_product{
    padding: 0 5px;
}

/*商品盒子*/
.jd_proBox{
    margin-top: 10px;
    box-shadow: 0 0 1px #d8d8d8;
    min-height: 200px;
    background: #fff;
}
.jd_proBox .pro_tit{
    height: 34px;
    line-height: 34px;
    border-bottom: 1px solid #ddd;
}
/*no border*/
.jd_proBox .pro_tit.nb{
    border-bottom: none;
}
.jd_proBox .pro_tit h3{
    position: relative;
    text-indent: 20px;
    font-weight: normal;/*原始的默认的*/
}
.jd_proBox .pro_tit h3::before{
    content: "";
    position: absolute;
    left: 10px;
    top: 11px;
    width: 3px;
    height: 12px;
    background: #d8505c;
}

/*秒杀*/
.sk_icon{
    width: 16px;
    height: 20px;
    float: left;
    margin-top: 7px;
    margin-left: 10px;
    /*一倍左右*/
    background: url("../images/seckill-icon.png") no-repeat;
    background-size: 16px 20px;
}
.sk_text{
    color: #d8505c;
    margin-left: 10px;
    float: left;
}
.sk_time{
    float: left;
    margin-left: 10px;
}
.sk_time span{
    width: 16px;
    height: 16px;
    text-align: center;
    line-height: 16px;
    color: #fff;
    background: #333;
    margin-left: 3px;
    float: left;
    margin-top: 7px;
}
.sk_time span:nth-child(3n){
    background: #fff;
    color: #333;
    width: 3px;
}
/*秒杀的内容 商品*/
.sk_product{
    width: 100%;
    padding: 10px 0;
}
.sk_product li{
    width: 33.33333%;
    float: left;
}
.sk_product li a{
    width: 100%;
    display: block;
    border-right: 1px solid #ddd;
}
.sk_product li:last-child a{
    border-right: none;
}
.sk_product li a img{
    width: 64%;
    margin: 0 auto;
    display: block;
}
.sk_product li p{
    font-size: 12px;
    text-align: center;
    padding: 5px 0;
}
.sk_product li .now_price{
    color: #d8505c;
}
.sk_product li .old_price{
    color: #666;
    text-decoration: line-through;
}

/*组合样式*/
.w_p50{
    width: 50%;
}
.w_p50 img{
    display: block;
    width: 100%;
}

.b_left {
    border-left: 1px solid #ddd;
}
.b_right{
    border-right: 1px solid #ddd;
}
.b_bottom{
    border-bottom: 1px solid #ddd;
}